Big Data Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Big Data Interview Questions

Questions Answers Views Company eMail

What is the role of JDBC driver in Sqoop?

Is JDBC driver enough to connect sqoop to the databases?

What is the work of Export in Hadoop sqoop?

Use of Codegen command in Hadoop sqoop?

Use of Help command in Hadoop sqoop?

How can you schedule a sqoop job using Oozie?

What is the importance of — the split-by clause in running parallel import tasks in sqoop?

What is a sqoop metastore?

What is ZooKeeper?

What are the Benefits Of Distributed Applications?

What are the Benefits Of Zookeeper?

What is the zookeeper daemon name?

What is Apache Zookeeper Meant For?

What is the ZooKeeper ensemble?

What are the possible Job roles?

Un-Answered Questions { Big Data }

What is python spark?

318

What are the various libraries available on top of Apache Spark?

296

What are the config properties of presto?

Which port does SSH work on?

383

What are the Difference between MongoDB and Cassandra?

Does Partitioner run in its own JVM or shares with another process?

677

How can data transfer be minimized when working with Apache Spark?

289

Differentiate between the terms: node, a cluster, and data center in cassandra?

What is the use of spark in big data?

328

What is identity mapper and chain mapper?

638

Explain write ahead log(journaling) in spark?

258

Mention what is the best way to copy files between hdfs clusters?

Kafka can be used for which kind of applications?

483

what is the meaning of broker in Kafka?

504

Can you define inputsplit in hadoop?

434

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